Middleby Marshall PS740E Owner'S Operating And Installation Manual Download Page 34 | Manualshive

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Summary of Contents for PS740E

Page 1: ...leby Marshall Inc All rights reserved Middleby Cooking Systems Group 1400 Toastmaster Drive Elgin IL 60120 847 741 3300 FAX 847 741 4406 PS740 Series Electric Ovens P N 60254 November 18 2008 Rev B PS...

Page 2: ...ing any parts other than genuine Middleby Marshall factory manufactured parts relieves the manufacturer of all warranty and liability NOTICE Middleby Marshall Manufacturer reserves the right to change...

Page 3: ...ALLY THERE ARE NO IMPLIED WARRANTIES OF MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR PURPOSE The foregoing shall be Seller s sole and exclusive obligation and Buyer s sole and exclusive remedy for a...

Page 4: ...Stacking 14 C Restraint Cable Installation 14 D Conveyor Installation 15 E Standoff Installation 15 V FINAL ASSEMBLY 16 VI ELECTRICAL SUPPLY 17 Connection 17 UTILITY ROUGH IN DIMENSIONS AND POSITIONI...

Page 5: ...ment F Window Allows the user to access food products inside the baking chamber G Machinery Compartment Access Panel Allows access to the oven s interior and control components No user serviceable par...

Page 6: ...1 25 4mm 1 25 4mm 1 25 4mm Non control end of conveyor to Wall 1 25 4mm 1 25 4mm 1 25 4mm Table 1 2 General Specifications PS740 ELECTRIC Weight 1150 lbs 522kg Rated Heat Input 27 0 kW hr 92 128 BTU...

Page 7: ...ation contact your local Authorized Service Agent NOTE There must be adequate clearance between the oven and combustible construction Clearance must also be provided for servicing and for proper opera...

Page 8: ...M 5 1 51054 ASSY HANDLE DOOR Figure 2 1A PS740 Series Electric Oven Installation Parts 4 PS740 24 OVEN INSTALLATION REQUIRED KITS AND EQUIPMENT PS740 PS740 PS740 PS740 Electric Oven Single Oven Double...

Page 9: ...59725 P N59726 PS740 Single Electric Oven 1 1 PS740 Double Electric Oven 2 1 PS740 Triple Electric Oven 3 1 1 2 3 5 4 PARTS LIST FOR SERIES PS740 ELECTRIC OVEN INSTALLATION KIT P N 47810 0008 Two requ...

Page 10: ...26 COMPLETE BASE WELDMENT 2 4 37900 0024 TOP PLATE LEG WELDMENT 3 2 22290 0009 SWIVEL CASTER W BRAKE FLAT PLATE 4 2 22290 0010 SWIVEL CASTER FLAT PLATE 5 32 2000531 3 8 16 1 HEX SCREW SST 6 32 21416 0...

Page 11: ...7 COMPLETE BASE WELDMENT 2 4 37900 0024 TOP PLATE LEG WELDMENT 3 2 22290 0009 SWIVEL CASTER W BRAKE FLAT PLATE 4 2 22290 0010 SWIVEL CASTER FLAT PLATE 5 32 2000531 3 8 16 1 HEX SCREW SST 6 32 21416 00...

Page 12: ...6 32 21416 0001 3 8 FLAT WASHER SS 7 32 21422 0001 3 8 SPLIT LOCK WASHER ZP 8 1 22450 0228 RESTRAINT CABLE ASSEMBLY 9 1 61125 TOP COVER 10 2 59677 SCR MS SL TR HD 10 32 2 1 2 11 2 7A2S15 SCR MS STR TR...

Page 13: ...6 32 21416 0001 3 8 FLAT WASHER SS 7 32 21422 0001 3 8 SPLIT LOCK WASHER ZP 8 1 22450 0228 RESTRAINT CABLE ASSEMBLY 9 1 59560 TOP COVER 10 2 59677 SCR MS SL TR HD 10 32 2 1 2 11 2 7A2S15 SCR MS STR TR...

Page 14: ...PLIT LOCK WASHER ZP 10 16 21172 0004 3 83 16 NYLON INSULATED LOCKNUT ZC 11 8 2001048 1 23 13 x 1 3 8 18 8 HEX CAPSCREW 12 8 A27750 1 23 18 8 FLAT WASHER 13 8 21422 0016 1 23 18 8 LOCK WASHER 14 2 5967...

Page 15: ...PLIT LOCK WASHER ZP 10 16 21172 0004 3 83 16 NYLON INSULATED LOCKNUT ZC 11 8 2001048 1 23 13 x 1 3 8 18 8 HEX CAPSCREW 12 8 A27750 1 23 18 8 FLAT WASHER 13 8 21422 0016 1 23 18 8 LOCK WASHER 14 2 5967...

Page 16: ...trimental effects can result from extreme seasonal hot and cold tempera tures from the outdoors NOTE Return air from the mechanically driven system must not blow at the opening of the baking chamber P...

Page 17: ...s supplied in the Installation Kit The locking casters should be installed at the FRONT of the oven The non locking casters should be installed at the REAR of the oven 4 Install the lower oven cavity...

Page 18: ...install the top oven cavity 3 Install the top panel using the screws included in the base pad kit as shown in Figure 2 10 Figure 2 9 Stacking Figure 2 10 Top panel installation C Restraint Cable Insta...

Page 19: ...2 3 feet 0 6 1 0m with your fingers The drive and idler shafts must rotate smoothly and the belt must move freely without rubbing on the inside of the oven 4 Check the tension of the conveyor belt as...

Page 20: ...ack onto the frame in thereversedirection andreinstallthemasterlinks Replacethe conveyor assembly in the oven RESETTING DIRECTION JUMPER Locate Jumper P1 on the conveyor control board Move jumper from...

Page 21: ...ELECTRICALLY HEATED OVENS Power requirements for electrically heated ovens are usually 208 240VAC 3 phase 4 wire 3 hot 1 ground although ovens built for export can have power requirements of 380VAC an...

Page 22: ...t 3 pole 4 wire system per oven 3 hot 1 grd Do NOT use conduit for ground or EXPORT 380V elements 3 Ph 41 Amp draw 50 60 Hz 208 240V control circuit and main blower motor 4 pole 5 wire system per oven...

Page 23: ...d displays the conveyor bake time Dual belt ovens have two displays single units have one A Main On Off Button B Conveyor Time Setting C Temperature Control Display E Energy Level Indicators E Energy...

Page 24: ...ure Indicates current average tem perature of the left side of the oven NOTE Right to Left temperature settings should not exceed a differential of 20 F 3 Right Set point temperature Pressing on this...

Page 25: ...to do this will eventually shut down the oven due to excessive temperature High Control Compartment Temperature The computer has detected a problem with either the main or burner blowers This should...

Page 26: ...circuit breaker s and disconnect the electric supply to the oven When all cleaning and servicing is complete 1 If the oven was moved for servicing return the oven to its original location 2 If the res...

Page 27: ...4 3 AS EACH FINGERISDISASSEMBLED WRITETHE LOCATIONCODE FORTHEFINGERONALLTHREEOFITSPIECES Thiswill help you in correctly reassembling the air fingers CAUTION Incorrectreassemblyoftheairfingerswillchan...

Page 28: ...set screw on both of the conveyor drive sprockets Then remove the sprockets from the shaft 11 Check the conveyor configuration as follows High speed conveyors are equipped with large flange bearings a...

Page 29: ...is reached then tighten the bolts Figure 4 7 Rear panel access Remove eight 8 screws to remove rear panel Blower belt Bearings 2 total Blower motor Loosen four 4 screws to adjust motor position and b...

Page 30: ...KWALL 9 1 97525 COOLING FAN CONTROL COMPARTMENT 10 1 60598 AIR SWITCH 11 2 44914 CONTROLLER POWER 208V 240V 12 2 44568 CONTROLLER POWER 380V 480V 13 1 60750 HEATER 208V 27 0 kW 14 1 60751 HEATER 240V...

Page 31: ...ection 4 procedure or call your Middleby Marshall Service Agency PROBLEM OVEN BLOWER AND CONVEYOR OPERATE YET THE OVEN IS NOT HEATING Start the oven again If the oven still does not heat call your Mid...

Page 32: ...SECTION 6 WIRING DIAGRAM Middleby Marshall Model Number E208 240 Volt 50 60 Hz 3 Phase 28 60739 Rev F...

Page 33: ...29 Middleby Marshall Model Number E380 480 Volt 50 60 Hz 3 Phase 60741 Rev F...

Page 34: ...30 NOTES...

Page 35: ...31 NOTES...

Page 36: ...njury or death Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment NOTICE During the warranty period ALL parts replacement and servici...

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